To-ings
(to-ing 的復數) n. 來來回回（與froing連用）
?? 詞語組成解析
to
[tu,t?]
prep. 向，朝著;到;關于;屬于;
adv. 朝一個方向的;到某種狀態;關閉;
(ing 的復數) abbr. 慣性導航與制導（Inertial Navigation and Guidance）；強中子發生器（Intense Neutron Generator）
??? 情景例句
Well, it's a very easy operation, Carl.
這是個很簡單的手術 Carl。
This is our official offer for each item, CIF Shanghai.
這是我方對每項產品的CIF上海的正式報價。
He waved desperately to his companion, who had been water skiing for the last fifteen minutes.
他絕望地向他的伙伴揮手，他的伙伴在過去的15分鐘里一直在滑水。